I was slated to be the second-stringer for a big client project. The lead had held posts at prestigious outfits like Boston Consulting and Pricewaterhouse and had an impressive retinue of technical …
Demo guide: the margin of error, visualized in Excel
You've likely heard on the news that a certain poll has a "margin of error of +/- 3%." What does that mean, really? What is a margin of …
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Five myths about learning data analytics
I grew to loathe math in school, which culminated in me getting a "D" in one semester of algebra. So it seems nuts that I would have ended up in data analytics, right? It really shouldn't: …
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Course sequence: Data analytics for the liberal arts
I'm a proud liberal arts graduate myself who, with some fumbling, ended up in the world of data analytics. …
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What is the “data analytics stack?”
A poor craftsman blames his tools. But if all you have is a hammer, everything looks like a nail. It's common for web developers or database adminstrators to refer to their "stack" of tools used to …
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Why Excel is the best way to learn data analytics
The more I advance into analytics, the more I come back to Excel as a teaching and prototyping tool. Yes, of course, Excel has its weaknesses -- but as a medium for learning, it's unmatched. Here's …
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